1. Hydraulics - Pneumatics
  2. Valve
  3. CO2 pressure regulator
  4. Parker Refrigerating Specialties Division

CO2 pressure regulator P series
ammoniacartridgesingle-stage

CO2 pressure regulator - P series - Parker Refrigerating Specialties Division - ammonia / cartridge / single-stage
CO2 pressure regulator - P series - Parker Refrigerating Specialties Division - ammonia / cartridge / single-stage
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Characteristics

Product
for CO2, ammonia
Technology
cartridge
Number of stages
single-stage
Material
stainless steel
Applications
industrial, for refrigeration systems
Other characteristics
line, bypass
Pressure

52 bar
(754.2 psi)

Orifice diameter

20 mm, 25 mm
(0.787 in, 0.984 in)

Temperature

Max.: 120 °C
(248 °F)

Min.: -60 °C
(-76 °F)

Description

The PA4 weld-in line series inlet pressure regulators are designed to overcome corrosion problems encountered in harsh environments. The P Series refrigerant regulator, being weld-in, the valves reduce potential for connection leaks and can be entirely serviced from the top. This improved design has a higher working pressure, greater working temperature range, and higher flow capacities than competitive products. These valves provide long-term performance with replaceable internal components. Specially designed wear rings eliminate the need for removal of the body from the line (maintenance-free). Features and Benefits: • Stainless steel construction increases product life cycle • Cartridge based design simplifies service and eliminates body wear • Increased flow capacity enables smaller valve sizing • Overall weight reduction up to 50% compared to traditional flanged products • Integral features prevent contaminants from reaching the pilot section of the valve • Suitable for ammonia, CO2 and halocarbon refrigerants • Multiple refrigerant capacities and configurations available • Interchangeable with other P-Series offerings • Coil options to meet various applications Application: • Depending on the specific variation of this valve, the application may include, but is not limited to; • Evaporator pressure control, temperature control, defrosting, Maximum Cooling, regulating defrost, Crankcase pressure regulation, Liquid Chillers, Low Pressure Drop, Hot Gas Bypass, Load Change Compensation, Reducing liquid or vapor line pressure, any inlet pressure control, Non-Atmospheric relief, Applications with harsh environments

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.